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題 名 | Development of Interface Card for Virtual Instruments by using PLD=儀器卡介面電路積體化之設計與製作 |
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作 者 | 林國煌; | 書刊名 | 國立虎尾技術學院學報 |
卷 期 | 2 1999.03[民88.03] |
頁 次 | 頁379-394 |
分類號 | 448.57 |
關鍵詞 | 虛擬儀器; 通用介面匯流排; 自動量測系統; 可規畫邏輯元件; Virtual instruments; GPIB; Automatic testing system; ATS; Programmable logic device; PLD; |
語 文 | 英文(English) |
中文摘要 | 傳統的儀器通常是指可以單獨使用的裝置,具有獨立的電源、控制按鍵、顯示面 板及內藏的訊號處理器等。但是在自動量測系統中,儀器只是扮演發言者或收聽者的角色, 而整個量測流程與量測數據的擷取及顯示均由系統控制者一個人電腦來整合。於是將傳統儀 器轉變為儀器卡,就成為自動量測系統發展的主要趨勢。 可規畫邏輯元件(Programmable Logic Device; PLD)係指利用發展工具(包括軟體與硬 體)燒錄出不同用途積體晶片之總稱,通常一顆PLD可以取代多顆傳統的邏輯積體晶片, 因而使成本降低,另外由於發展工具不斷的進步,使得產品開發時間縮短,且易於變更設計。 因此本計畫旨在將PLD的應用領域延伸至儀器卡介面電路的研製,以提昇儀器卡之效率與 成本效益。 |
英文摘要 | A typical instrument is a device that used independently. It includes its own power supply, controllable buttons, displaying front panel and inside signal processor. Within automatic testing system, the instruments act as either listener or talker. All of the testing procedures controlled by personal computer, and all of the measurements appear on PC's screen. Therefore virtual instrument's technology is the choice of engineers who want a cost-effective solution to their processing needs. A programmable logic device (PLD) is a general name for a digital integrated circuit capable of being programmed to provide a variety of different logic functions. Thus a single PLD can replace a number of SSI and MSI integrated circuits that lead to lower cost designs. When a digital system designed using a PLD, changes in the design can easily make by changing the programming of the PLD without having to change the wiring in the system. In this project a PC-based instrumentation system is present. The function of the card is measurement and control circuitry for a DC voltmeter. To increase the performance, all of the interface digital circuits will be integrated with the technique of PLD. |
本系統中英文摘要資訊取自各篇刊載內容。